diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/hugetlb.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 31bbca6b2c9..efd78527ad1 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -31,6 +31,7 @@ static unsigned int free_huge_pages_node[MAX_NUMNODES]; static unsigned int surplus_huge_pages_node[MAX_NUMNODES]; static gfp_t htlb_alloc_mask = GFP_HIGHUSER; unsigned long hugepages_treat_as_movable; +int hugetlb_dynamic_pool; /* * Protects updates to hugepage_freelists, nr_huge_pages, and free_huge_pages @@ -201,6 +202,10 @@ static struct page *alloc_buddy_huge_page(struct vm_area_struct *vma, { struct page *page; + /* Check if the dynamic pool is enabled */ + if (!hugetlb_dynamic_pool) + return NULL; + page = alloc_pages(htlb_alloc_mask|__GFP_COMP|__GFP_NOWARN, HUGETLB_PAGE_ORDER); if (page) { |